Home / 265,688-400,476

Finding the Third Proportional to 265,688 and 400,476

Calculator

Solution

The third proportional to 265,688 and 400,476 is: 603,644.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,688 : 400,476 = 400,476 : x
  2. Step 2: Convert to fraction form
    265,688/400,476 = 400,476/x
  3. Step 3: Cross multiply
    265,688x = 400,476 × 400,476
  4. Step 4: Simplify right side
    265,688x = 160,381,026,576
  5. Step 5: Solve for x
    x = 160,381,026,576/265,688
  6. Step 6: Final answer
    x = 603,644.22

Related Problems

Find third proportional to 132,844 and 200,238
Half scale
Find third proportional to 531,376 and 800,952
Double scale
Find third proportional to 265,690 and 400,479
Similar ratio
Find third proportional to 398,532 and 600,714
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.